html, body {
  padding: 0;
  margin: 0;
  background: #cdcdcd;
}

.app_bar {
  height: 50px;
  background: rgba(47, 47, 47, 0.9);
  line-height: 50px;
}
.app_bar>div {
  width: 600px;
  margin: 0 auto;
  height: 100%;
  overflow: hidden;
}
.app_bar>div>span {
  float: left;
  color: #ddd;
  font-size: 24px;
}
.app_bar>div>input {
  float: right;
  width: 60%;
  height: 24px;
  margin-top: 12px;
  text-indent: 10px;
  border-radius: 5px;
  box-shadow: 0 1px 0 rgba(255,255,255,0.24), 0 1px 6px rgba(0,0,0,0.45) inset;
  border: none;
  font-size: 16px;
}


.panel {
  width: 600px;
  margin: 0 auto;
}
.panel_title {
  line-height: 70px;
  width: 100%;
  overflow: hidden;
  box-sizing: border-box;
  padding-right: 5px;
}
.panel_title>span:nth-child(1) {
  font-size: 28px;
}
.panel_title>span:nth-child(2) {
  float: right;
  height: 20px;
  width: 20px;
  box-sizing: border-box;
  border-radius: 50%;
  background: #E6E6FA;
  line-height: 22px;
  text-align: center;
  color: #666;
  font-size: 14px;
  margin-top: 30px;
}
.panel_list {
  height: 32px;
  line-height: 32px;
  background: #fff;
  margin-bottom: 10px;
  padding:0 10px;
  border-radius: 3px;
  border-left: 5px solid #629A9C;
  box-shadow: 0 1px 2px rgba(0,0,0,0.07);
  overflow: hidden;
  box-sizing: border-box;
}
.panel_list>span:nth-child(1) {
  float: left;
  width: 26px;
  height: 26px;
  background: url('http://localhost:9090/icon/todo.png') no-repeat center center / 20px 20px;
  margin-top: 3px;
  cursor: pointer;
}
.panel_list-done>span:nth-child(1) {
  background: url('http://localhost:9090/icon/done.png') no-repeat center center / 20px 20px;
}
.panel_list>span:nth-child(2) {
  float: left;
  margin-left: 10px;
  width: 400px;
}
.panel_list>span:nth-child(2) input {
  /* display: block; */
  width: 100%;
  padding: 0 10px;
  font-size: 16px;
  border: none;
  line-height: 32px;
}
.panel_list>span:nth-child(3) {
  float: right;
  width: 26px;
  height: 26px;
  background: url('http://localhost:9090/icon/delete.png') no-repeat center center / 20px 20px;
  cursor: pointer;
  margin-top: 3px;
}

.app_bot {
  color: #666;
  font-size: 14px;
  text-align: center;
}
